| Helena to Kenosha (Wisconsin) | 1,214.62 mi (1,954.74 km) |
| Helena to Kent (Ohio) | 1,562.05 mi (2,513.88 km) |
| Helena to Kent (Washington) | 483.11 mi (777.49 km) |
| Helena to Kentwood (Michigan) | 1,315.57 mi (2,117.20 km) |
| Helena to Kerman (California) | 797.49 mi (1,283.44 km) |
| Helena to Kernersville (North Carolina) | 1,792.22 mi (2,884.30 km) |
| Helena to Kerrville (Texas) | 1,336.47 mi (2,150.84 km) |
| Helena to Kettering (Maryland) | 1,848.07 mi (2,974.19 km) |
| Helena to Kettering (Ohio) | 1,474.57 mi (2,373.08 km) |
| Helena to Kewanee (Illinois) | 1,155.66 mi (1,859.85 km) |
| Helena to Key Biscayne (Florida) | 2,263.76 mi (3,643.17 km) |
| Helena to Key Largo (Florida) | 2,282.84 mi (3,673.87 km) |
| Helena to Key West (Florida) | 2,256.37 mi (3,631.28 km) |
| Helena to Keystone (Florida) | 2,038.13 mi (3,280.06 km) |
| Helena to Kihei (Hawaii) | 3,056.63 mi (4,919.17 km) |
